Influence of long-term exposure to loads on the annular sections’ strength and rigidnessVictor Shchutskiy, Alik Blyagoz, Sergey Shchutskiy, Svetlana Slabukha and Konstantin KurginE3S Web Conf., 281 (2021) 01038DOI: https://doi.org/10.1051/e3sconf/202128101038